6899780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 15168384

約数和(自身を除く): 8268604

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 113, 142, 172, 215, 226, 284, 355, 430, 452, 565, 710, 860, 1130, 1420, 2260, 3053, 4859, 6106, 8023, 9718, 12212, 15265, 16046, 19436, 24295, 30530, 32092, 40115, 48590, 61060, 80230, 97180, 160460, 344989, 689978, 1379956, 1724945, 3449890, 6899780]

約数ペア:

[(1, 6899780), (2, 3449890), (4, 1724945), (5, 1379956), (10, 689978), (20, 344989), (43, 160460), (71, 97180), (86, 80230), (113, 61060), (142, 48590), (172, 40115), (215, 32092), (226, 30530), (284, 24295), (355, 19436), (430, 16046), (452, 15265), (565, 12212), (710, 9718), (860, 8023), (1130, 6106), (1420, 4859), (2260, 3053)]